Granted Patent
Utility
US 6,733,221 · App. 10/281,747
Insert nut for a screw nut joint
Inventor:
Mats Linger
Patented Case
View Patent ↗
Granted: May 11, 2004
Filed: Oct 28, 2002
Inventor
Mats Linger
Assignee (at issue)
Jokab Safety AB
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.